Structure of PDB 7c8b Chain A Binding Site BS01

Receptor Information

>7c8b Chain A (length=301) Species: 2697049 (Severe acute respiratory syndrome coronavirus 2)

SGFRKMAFPSGKVEGCMVQVTCGTTTLNGLWLDDVVYCPRHVICTSEDML
NPNYEDLLIRKSNHNFLVQAGNVQLRVIGHSMQNCVLKLKVDTANPKTPK
YKFVRIQPGQTFSVLACYNGSPSGVYQCAMRPNFTIKGSFLNGSCGSVGF
NIDYDCVSFCYMHHMELPTGVHAGTDLEGNFYGPFVDRQTAQAAGTDTTI
TVNVLAWLYAAVINGDRWFLNRFTTTLNDFNLVAMKYNYEPLTQDHVDIL
GPLSAQTGIAVLDMCASLKELLQNGMNGRTILGSALLEDEFTPFDVVRQC
S

Ligand information

>7c8b Chain D (length=4) Species: 32630 (synthetic construct)

tVAD

Receptor-Ligand Complex Structure

Structure summary

• PDB: 7c8b Crystal structure of the SARS-CoV-2 main protease in complex with Z-VAD(OMe)-FMK
• Resolution: 2.2 Å
• Binding residue (original residue number in PDB): H41 F140 G143 S144 C145 H163 M165 E166 H172 D187 R188 Q189
• Binding residue (residue number reindexed from 1): H41 F140 G143 S144 C145 H163 M165 E166 H172 D187 R188 Q189

Enzymatic activity

• Enzyme Commision number: 2.1.1.56: mRNA (guanine-N(7))-methyltransferase.
  2.1.1.57: methyltransferase cap1.
  2.7.7.48: RNA-directed RNA polymerase.
  2.7.7.50: mRNA guanylyltransferase.
  3.1.13.-
  3.4.19.12: ubiquitinyl hydrolase 1.
  3.4.22.-
  3.4.22.69: SARS coronavirus main proteinase.
  3.6.4.12: DNA helicase.
  3.6.4.13: RNA helicase.
  4.6.1.-

Gene Ontology

Molecular Function

• GO:0008233 peptidase activity

Biological Process

• GO:0019082 viral protein processing

External links

• PDB: RCSB:7c8b, PDBe:7c8b, PDBj:7c8b
• PDBsum: 7c8b
• UniProt: P0DTD1|R1AB_SARS2 Replicase polyprotein 1ab (Gene Name=rep)